Labor Market DeclineThe decline of the labor market is easy to misinterpret (interpret). There are many reasons for that. During the 1970s, large numbers of women and young adults _____（41）(bear) during the baby boom entered into the work force. That _____（42）(result) in too many workers for the jobs available and depressed wages. The decline also has something to do with the explosive _____（43）(grow) in world trade since 1960. As _____（44）(manufacture) technologies have become more mobile, production jobs have _____（45）(move) from the U.S. to countries where wages are low. In _____（46）(add), technology itself has helped to cause the shifts in the job market. For example, _____（47）(few)American workers are needed to make steel today than in the past, because new _____（48）(machine) have made many of their tasks _____（49）(necessary). Finally, the high rate of _____（50）(employment)caused by these factors has tended to drive wages down further._____.